διᾰπειλέω · diapeileō — LSJ
threaten violently, Hdt. 7.15; δ. ὡς μηνύσει Id. 2.121.γʹ: c. inf.fut., Plu. Oth. 16:—Med., διαπειλεῖσθαί τινι Aeschin. 1.43, Alex. 306, PPetr. 2p.1: c. inf., forbid with threats, μηθένα φέρειν ὅπλον Plb. 1.78.15; ἄλλα τε δ. καὶ ὡς . . Conon 50.3.